The "Quartz" Inscription: The dial explicitly features the word "Quartz" printed on the lower-right side. A genuine TAG Heuer Calibre 1887 is highly celebrated for housing an exceptionally precise, mechanical automatic chronograph movement. TAG Heuer has never manufactured a quartz-powered version of the Calibre 1887.Improper Moonphase Complication: The subdial at the 12 o'clock position displays a moonphase phase indicator. The authentic Carrera Calibre 1887 lineup exclusively consists of sports chronographs with 12-hour, 30-minute, and small seconds counters, never a moonphase.Fantasy Green Dial Layout: TAG Heuer does produce genuine green dial models within their contemporary Carrera collections. However, the specific layout shown here—combining a crescent moonphase, mismatched registers, and text formatting